MIL-C-O052980C(ME)
panels or doors and manually adjustable louvers at the engine end to
allow ventilation for the engine and compressor unit at 120 °F
without excessive overheating as specified in MIL-STD-1300 for the
engine, and exceed the temperature ratings as specified by the
Weatherstripping
compressor manufacture for the compressor unit.
shall be provided on all doors and panels.
Weatherstripping shall
have a protective wear coating, and both the weatherstripping and
protective wear coating shall be flexible at -50 "F.
The
weatherstripping shall conform to MIL-R-14328.
The weatherstripping
shall not interfere with normal operation.
Insulation shall be
furnished on the-interior of the enclosure and shall be non-asbestos
mastic type and not less than 3/32-inch thick.
3.25.2 Heater duct connection. A heater duct connection shall be
provided on the enclosure for connection of a 12-inch-diameter duct
from a heater conforming to MIL-H-4607, class 3. The duct
connection and cover shall conform to MIL-H-7365, size A.
The duct
connection cover shall be securely fastened to the enclosure by a
keeperchain or other means to prevent loss when removed.
The heater
duct connection shall not protrude beyond outer extremes of the
enclosure more than necessary to facilitate connection of the heater
duct .
3.25.2.1 Ducting.
Provisions shall be made for adequate
ventilation and circulation of air for the compressor, while
preheating and operating under cold weather conditions.
The heat
from the heater shall flow through the compartment in such a manner
as to warm the entire engine and compressor unit to permit starting
of the compressor in not more than 30 minutes at -50 °F.
Ducting or
baffles shall be provided to divert heated air to the batteries and
to all critical moving parts which may be restricted due to ice or
congealed oil or grease.
The heat shall be exhausted from the
compartment through a manually operated louver in such a manner as
to flow over the receiver, hose rack, and hose, warming these parts
prior to starting.
3.25.3
Doors , panels , and openings.
Doors or panels shall be
furnished with recessed latches operable by personnel wearing heavy
arctic mittens.
The doors or side panels shall be of a size and
location to afford accessibility to the compressor unit, control
equipment, and engine for routine service, adjustment, and
maintenance.
Doors over 18 inches in vertical height shall be
hinged horizontally in two sections.
Hinges shall be the continuous
piano type with brass hinge pins.
The roof of the enclosure shall
be removable so that installed components can be removed or replaced
vertically.
3.25.4 Engine.
Engines shall be in accordance with 3.26.
When
Government-furnished engines are specified, the engine (see 3.17 and
6.6) shall include an electric and manual starting system as
specified in MIL-STD-1300.
The Government-furnished starter engine
(see 3.17, 6.2, and 6.6) shall be installed as shown in Drawing
13208E5819.
All parts required for mounting shall be furnished by
the contractor.
17
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business